A horrifying incident unfolded on live television this morning when a reporter and her cameraman were shot and killed by a man reported to be a former colleague. On Chicago Tonight, we'll look at what businesses can and should do to look for and address the potential dangers of a disgruntled employee.

A panel of local religious leaders joins us to talk about the racially motivated shooting at the historic Emanuel African Methodist Episcopal Church in South Carolina and how they are addressing safety concerns from their congregations.

There’s a battle raging over the Illinois State Fire Marshal’s plan to require all residential and business buildings taller than four stories to be retrofitted with sprinkler systems costing hundreds of millions of dollars. Churches, restaurants, and any building used for gatherings of 50 or more people would also be required to add sprinklers. Opponents say the expense outweighs the fire safety benefits. Eddie Arruza and his guests analyze both sides.